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Order 81. SALIC ACEiE. 



1. SALIX, Tourn. Willow. 



1. tristis, Ait. 



2. humilis, Marsh. 



3. discolor, Muhl. 



4. sericea, Marsh. 



5. purpurea, L. Near Conway, Jcsup. 



6. cordata, Muhl. 



7. livida, Wahl., var. occidentalis, Gray. 



8. lucida, Muhl. 



9. nigra, Marsh. 



10. fragilis, L. Brittle Willow. 



11. alba, L. White Willow ; & var. vitellina, Ti 



12. longifolia, Muhl. Islands of Conn, river, Jesup. 



13. myrtilloides, L. Deerfield, Tucker man. 



2. POPTJLUS, Tourn. Poplar. 



1. tremuloides, Michx. Aspen. 



2. grandidentata, Michx. Great Aspen. 



3. monilifera, Ait. Cotton-wood. 



4. balsamifera, L. Balsam Poplar. 



Sub-class II. GYMNOSPERMJS. 



Order 82. CONIFERiE. 

 1. PINUS, Tourn. Pine. 

 1/rigida, Mill. Pitch Pine. 



2. resinosa, Ait. Red Pine. 



3. Strobus, L. White Pine. 



2. ABIES, Tourn. Spruce. 



1. nigra, Poir. Black Spruce. 



2. alba, Michx. White Spruce. 



3. Canadensis, Michx. Hemlock Spruce. 



4. balsamea, Marsh. Balsam Fir. 



3. LARIX, Tourn. Larch. 

 Americana, Michx. Hackmatack. 



4. JUNIPERU 



1. communis, L. Com. Juniper. 



2. Virginiana, L. Red Cedar. 



v. 



5. TAXUS, Tourn. Yew. 

 baccata, L., var. Canadensis, Gray. 



